Platinum Group Elements in the Environment: Emissions and Exposure - Reviews of Environmental Contamination and Toxicology - page 126

Table 3 (continued)

Examples of concen-
tration levels in envi-
ronmental samples Sample type Sampling site Analytes Unit Literature cited

1 2 3 4 5 6

Road dust Great Britain Pt 0.35-32.7 ng g −1 Farago et al. 1996

Sweden Pt 34.0-325.5 ng g −1 Gomez et al. 2002

Spain Pd 70.8-202.7

Italy Rh 4.8-101.8

Germany Pt 135-303 ng g −1 Djingova et al.

2003

Pd 60-95

Rh 30-42

Ru 3.5-10.5

Ir 1.2-3.5

Scotland Pt 1.8-335.1 ng g −1 Higney et al. 2002

Germany Pt 101.3 ng g −1 Sures et al. 2001

Pd 21.3

Rh 18.7

Airborne par-
ticulate
matter

Czech Republic Pt 9-62 pg m −3 Vlasankova et al.

1999 13-42

21-41

Pd n.d.-280

n.d.-253

23-78

Airborne par-
ticulate
matter

Germany Pt <LOD: 43.1 samples

collected 7.3
(mean) inside
motor vehicles

pg m −3 Schierl and

Fruhmann
1996

China Pt 5.9-37.4 pg m −3 Kan and Tanner

2005

6.5-38.2

Germany Pt <7-62 pg m −3 Schierl 2000

21.5 (mean)

Grass Poland Pt 8.98 ± 0.39 ng g −1 Leœniewska et al.

2004 8.27 ± 0.83

Pd 3.20 ± 0.23

Rh 0.68 ± 0.18

0.63 ± 0.07

Dandelion Germany Pt 5.4-30 ng g −1 Djingova et al.

2003

Pd 0.83-1.5

Rh 2.0-7.0

Ru 0.4-0.9

Ir <0.02-0.4

Common plan-
tain

Germany Pt 3.6-10.1 ng g −1 Djingova et al.

2003

Pd 0.45-2.1

Rh 1.1-3.4

Ru 0.3-0.8

Ir 0.01-0.30

(continued)